What’s Inside a Trichlor Tablet? (And Why It Matters)

Chlorine tablets look simple: drop a few pucks in a floater or chlorinator and forget about it. But trichlor has rules, and if you don’t know them, you can end up chasing algae, fighting high stabilizer, or even staining a pool surface. I’m a long-time pool pro, and I walk through what trichlor tablets actually are, why they became so popular, and why “90% available chlorine” doesn’t mean they’re the right answer for every situation. We dig into the chemistry that catches most people off gua...